Initial support for going through an XPC array via enumerate functions.
Initial support for the XPC array generator.
Make it so that an XPCString can be inited from a string literal.
Some minor fiddling.
Add Boolean type to XPCBool.
Keep coding style consistent.
Spacing changes.
Consolidate some files.
Merge pull request #2 from MaddTheSane/indexing

Add additional Swift-like functionality
Have the XPC number types be assignable.
XPCDouble isn't an integer.
Use proper variables.
Add comparison to the number types.
Merge branch 'indexing'